"Error removing child gadget"

One of my users had this problem:

Posted: 02 Nov 2005 04:45 pm
Post subject: installs but wont start up

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I have installed the demo on my laptop and when i startup 3dws it starts up and then immediatly closes everytime and I get 2 error messages.

1.
"Error removing child gadget"

2.
"*****INTERNAL ERROR*****"
Recursive bbEnd

Any Ideas?
Thx
Windows XP TAblet PC Edition 2005
version 2002
service pack 2
AcerSystem
Intel Pentium M
1.70Ghz
1GB ram
82852/82855 GM/GME Graphics controller